fly block
Americannoun
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(in a Spanish burton or the like) a block, supported by a runner, through which the hauling part of the fall is rove.
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any block that shifts with the movement of its tackle.
Etymology
Origin of fly block
First recorded in 1835–45
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
NASA’s plan was to fly Block 1 just once for the first SLS flight, and then fly Block 1B.
From The Verge
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
